The Road Safety Authority (RSA) is asking road users to exercise caution while using the roads over the weekend as Met Eireann has advised of a yellow weather warning for high rainfall for the whole of Ireland.

The RSA warned drivers and motorcycle riders that during a prolonged dry spell, a build-up of oil and rubber deposit develops on the road.

When the weather breaks, this deposit mixes with rainwater and the road becomes hazardous.

The resulting greasy road surface increases stopping distances and the risk of a skid.

Drivers can get caught out with this change in road conditions so the advice is to slow down and increase braking distance.

The RSA has the following advice for road users:

When driving in wet conditions, drivers are reminded that;

With added risks posed by wet or flooded roads the RSA has the following advice:

Met Éireann has issued a Status Yellow weather warning for rain for this weekend, forecasting that high rainfall amounts may cause disruption.

The warning is effective from 9:00p.m tomorrow, Saturday, September 3 until to 12:00p.m on Sunday, September 4.

The UK Met office has also issued a similar Yellow warning for rain for tomorrow, Saturday.

The Status Yellow warning affects: Antrim; Armagh; Down; Tyrone; and Derry and comes into effect at mighnight tonight until midnight tomorrow (Saturday) night.

It is advising that occasional periods of heavy rain through Saturday may lead to travel disruption.